3-9z+2=12-4z-5

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Solution for 3-9z+2=12-4z-5 equation: 



3-9z+2=12-4z-5

We move all terms to the left:

3-9z+2-(12-4z-5)=0

We add all the numbers together, and all the variables

-9z-(-4z+7)+3+2=0

We add all the numbers together, and all the variables

-9z-(-4z+7)+5=0

We get rid of parentheses

-9z+4z-7+5=0

We add all the numbers together, and all the variables

-5z-2=0

We move all terms containing z to the left, all other terms to the right

-5z=2

z=2/-5

z=-2/5

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